Buchi Scrubber K-415, Operation Manual, Page: 27 / 58

5 Putting into operation
26
K-415 Operation Manual, Version B
5 .3 Equipping the Scrubber with the condenser unit
To prepare a Scrubber model for operation with a condenser, proceed as follows:
• Unless the carrier-plate
a
for the condenser is not yet installed, slide it into the housing from the
side and fix it with the two screws from below. The groove
b
must point away from the opening in
the housing (see figure 5.5).
Fig. 5.5: Fixing the carrier plate
• Carefully slide the condenser from top into the opening in the housing and fix it on the carrier plate
a
with the rubber strap
c
. The rubber strap has to be passed through the groove on the back-
side of the carrier plate to prevent it from sliding up or down and to guarantee a tight positioning of
the condenser (see arrow in figure 5.6). Make sure the connections of the condenser are pointing
backward.
• The receiving vessel
d
can be attached from below and secured with the catchpot clip
e
.
Fig. 5.6: Fixing the condenser with the
rubber strap
For the determination of the total Kjeldahl nitrogen (TKN) the optional TKN set can be used as an alter-